Tinospora smilacina—Arrow-head Vine— MENISPERMACEAE

Tinospora smilacina

Link to Images on Flickr.

Habitat— In dry rainforest, rare.

Distribution— North from the Coorabakh National Park in New South Wales and into Queensland. Also Northern Territory and Western Australia.

Description—Slender climber with ± succulent stems, glabrous, dioecious.

Local occurrences

Coorabakh National Park

Leaves.— Simple, alternate, palmately veined, variable in shape, lamina usually triangular–ovate to broad–triangular, 4 to 10 cm long, 2 to 8 cm wide, rather thin, base mostly cordate to truncate; petiole 1 to 8 cm long, upper pulvinus small or absent.

Tinospora smilacina
Tinospora smilacina

Inflorescence.—Not branched, mostly 4 to 8 cm long, borne amongst the leaves or sometimes appearing when plant is leafless.

Flowering.— Summer

Fruit.— A drupe, orange to red, globular to ellipsoid in groups of three, 6 to 10 by 6 to 9 mm, style remnants at the apex of the fruit.

Ripe.—Autumn to Winter.

Fruit.—A drupe, orange to red, globular to ellipsoid in groups of three, 6 to 10 by 6 to 9 mm, style remnants at the apex of the fruit.

Ripe.—Autumn to Winter.

Tinospora smilacina